Reference Data Rate Center Directory PARKER, SD Rate Center PARKER — SD Data last updated: March 10, 2026 LATA 640 State SD Area Codes 1 Exchanges (NXX) 1 Carriers 1 Coordinates 43.39699533284876, -97.13557911207256 Area Codes 605 Top Carriers Carrier OCN NXX Count CLARITY TELECOM, LLC DBA BLUEPEAK 1652 1
